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Dr. Michaela L. Tsai, MD
- Medicare services, 2024
- 580
- Medicare patients, 2024
- 156
- Part D claims, 2024
- 788
- Publications
- 27
- Clinical trials
- 11
- Practice address
- 747 Broadway, Seattle, WA 98122
- Practice phone
- Call (206) 386-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Swedish Medical Center -First Hill
Seattle, Washington
Find Dr. Tsai's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Michaela L. Tsai is a hematologist and oncologist in Seattle, Washington
Dr. Tsai practices at Swedish Medical Center -First Hill in Seattle, Washington.
Dr. Tsai's NPI, 1801872502, was assigned on December 15, 2005. Dr. Tsai graduated from Harvard Medical School in 1995. Dr. Tsai holds Washington license MD61182267.
- NPI
- 1801872502NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7810883717
- NPI enumeration date
- December 15, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (206) 386-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 57
- Medical school graduation
- 1995
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Michaela L. Tsai practices at Swedish Medical Center -First Hill in Seattle, Washington
Dr. Tsai's primary practice is Swedish Medical Center -First Hill, at 747 Broadway, Seattle, WA 98122 in King County. The practice phone is (206) 386-6000.
- Swedish Medical Center -First Hill747 Broadway, Seattle, WA 98122 · King CountyPhone(206) 386-6000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Michaela L. Tsai is affiliated with 7 sites of care and 1 medical group
Dr. Tsai's primary practice is Swedish Medical Center -First Hill in Seattle, Washington. Dr. Tsai is also affiliated with Swedish First Hill Campus. The medical group on file is Swedish Health Services. Dmand AI also links Dr. Tsai to 4 more hospitals and 1 group practice or clinic, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Michaela L. Tsai's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Tsai practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Swedish Medical Center -First Hill | Available with a free account |
| +6 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Michaela L. Tsai is one of 348 hematologists and oncologists in Washington
Hematology and oncology is Dr. Tsai's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Tsai is licensed in Washington.
Specialties and state licenses
- Hematology and oncology, WashingtonPrimary
Hematologists and oncologists near Dr. Tsai
Counts of hematologists and oncologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Michaela L. Tsai billed Medicare for 580 services in 2024
CMS data shows 580 Medicare services from Dr. Tsai across 5 procedure codes in 2024, for 156 Medicare patients. Medicare paid $31,497 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Tsai's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3982024: 35411%
- Other services
- 2023: 02024: 226
Dr. Tsai compared with the Washington median for hematologists and oncologists, 2024
- Dr. Tsai
- Washington median
- Medicare services
- 580vs 585Close to median
- Medicare patients
- 156vs 18214% below
- Part D claims
- 664vs 2832.3 times
Medians across 310 hematologists and oncologists in Washington with Dmand AI profiles that report each measure.
Dr. Tsai's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Tsai and other hematologists and oncologists in Washington.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Michaela L. Tsai treated 156 Medicare patients in 2024, average age 74
CMS counts 156 Medicare patients who saw Dr. Tsai in 2024. The largest group is 65 to 74, with 88 patients. 75% of them have cancer, and 67% have high cholesterol. Their average risk score is 1.16, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Tsai's median patient age at 71, with 98% women.
Dr. Tsai's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Tsai's Medicare patients, 2024
- Cancer75%
- High cholesterol67%
- High blood pressure54%
- Arthritis41%
- Osteoporosis35%
- Anxiety22%
- Mood disorders19%
- Diabetes16%
Share of Medicare patients with each condition. A patient can have several.
Dr. Tsai's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women98%
- Men2%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Michaela L. Tsai wrote 788 Medicare Part D claims in 2024
In 2024, Dr. Tsai wrote 788 Medicare Part D claims for 194 patients. 90% of them were for generic drugs. CMS names the drug for 664 of them, across 12 drugs with 11 or more claims each, at $612,045 in total drug cost. In 2023, CMS named 561 claims across 11 drugs.
Dr. Tsai's Part D claims by kind of drug, 2024
- Generic706 claims90%
- Brand-name82 claims10%
Dr. Tsai's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 5612024: 66418%
Drugs named by CMS: 12 in 2024, 11 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Michaela L. Tsai scored 87 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 87 out of 100 for Dr. Tsai for performance year 2024, reported as part of a group. Dr. Tsai accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Tsai as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Tsai's MIPS scores, performance year 2024
- 87of 100Final score
- 84.5of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 72of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Michaela L. Tsai has 27 publications on record
Dmand AI links 27 papers to Dr. Tsai, published from 2011 to 2024. 2016 was the busiest year, with 4. The most frequent topics are Breast Neoplasms, Antineoplastic Combined Chemotherapy Protocols and Biomarkers, Tumor. Dr. Tsai has published most often in Clin Breast Cancer. Dr. Tsai's most frequent co-authors are Barbara Susnik, MD, Sami G. Diab, MD and Anne Hudson Blaes, MD.
Dr. Tsai's papers by year, 2013 to 2024
Topics Dr. Tsai writes about most
- Breast Neoplasms
- Antineoplastic Combined Chemotherapy Protocols
- Biomarkers, Tumor
- Bisphosphonate-Associated Osteonecrosis of the Jaw
- Chemotherapy, Adjuvant
- Antibodies, Monoclonal, Humanized
- Carcinoma, Lobular
- Colorectal Neoplasms
Dr. Tsai's most frequent co-authors
- Barbara Susnik, MD7 shared papers
- Sami G. Diab, MD3 shared papers
- Anne Hudson Blaes, MD2 shared papers
Recent publications by Dr. Tsai
See who Dr. Tsai researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Tsai works with, so you can find a warm path to the right hematologists and oncologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Michaela L. Tsai has worked on 11 clinical trials
Dmand AI links Dr. Tsai to 11 clinical trials, 2 of them phase 1/2 studies. 6 are still active or recruiting. Conditions studied include Breast Neoplasms, Breast Diseases and Brain Neoplasms. Eli Lilly and Company sponsors the most, 3. Open Payments lists research payments to Dr. Tsai that name 2 trials.
Clinical trials with Dr. Tsai by phase
- NonePhase 1: no trials
- 2Phase 1/2: 2 trials
- 1Phase 2: 1 trial
- 2Phase 3: 2 trials
- NonePhase 4: no trials
Conditions in Dr. Tsai's trials
- Breast Neoplasms
- Breast Diseases
- Brain Neoplasms
- Carcinoma, Ductal
- Leukemia, Lymphocytic, Chronic, B-Cell
Investigators on the most trials with Dr. Tsai
- Christopher Thomas Stokoe, MD5 shared trials
- Margaret Block, MD4 shared trials
- Manuel Borrego, MD4 shared trials
Recent clinical trials with Dr. Tsai
A Study of Tucatinib Plus Trastuzumab Deruxtecan in HER2+ Breast Cancer (opens in a new tab)
The OPAL Study: AVM0703 for Treatment of Lymphoid Malignancies (opens in a new tab)
Safety and Efficacy of SGN-LIV1A Plus Pembrolizumab for Patients With Locally-Advanced or Metastatic Triple-Negative Breast Cancer (opens in a new tab)
Comparing an Operation to Monitoring, With or Without Endocrine Therapy (COMET) Trial For Low Risk DCIS (opens in a new tab)
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Michaela L. Tsai received $6,051 in industry payments from 2016 to 2025
CMS Open Payments shows 14 general payments to Dr. Tsai from 6 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 92% of the total. Genentech, Inc. paid the most, $3,576. It also lists 4 research payments totaling $2,289 from 2018 to 2023, naming 2 clinical trials.
General payments to Dr. Tsai by program year, 2016 to 2025
General payments to Dr. Tsai by kind, 2016 to 2025
- Speaker and faculty fees$5,54692%
- Food and beverage$2935%
- Consulting fees$2003%
- Education$120%
Companies that paid Dr. Tsai the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Michaela L. Tsai graduated from Harvard Medical School
Dr. Tsai graduated from Harvard Medical School in 1995.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Michaela L. Tsai's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Michaela L. Tsai
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Michaela L. Tsai's NPI number?
Dr. Michaela L. Tsai's NPI number is 1801872502. It was assigned on December 15, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Michaela L. Tsai?
Dr. Michaela L. Tsai is a hematologist and oncologist in Seattle, Washington. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).
Where does Dr. Michaela L. Tsai practice?
Dr. Tsai practices at 747 Broadway, Seattle, WA 98122. Dr. Tsai's primary practice is Swedish Medical Center -First Hill in Seattle, Washington. Dmand AI also links Dr. Tsai to 4 hospitals and 1 group practice or clinic.
What is Dr. Michaela L. Tsai's office phone number?
The practice phone on file for Dr. Tsai is (206) 386-6000.
What is Dr. Michaela L. Tsai's medical license number?
Dr. Tsai holds Washington license MD61182267.
Which hospitals is Dr. Michaela L. Tsai affiliated with?
Dr. Tsai is affiliated with Swedish First Hill Campus. Dmand AI links Dr. Tsai to 4 more hospitals.
What medical group is Dr. Michaela L. Tsai part of?
Dr. Tsai is linked to Swedish Health Services.
Does Dr. Michaela L. Tsai accept Medicare?
Yes. CMS data shows Dr. Tsai billed Medicare for 580 services in 2024, and Dr. Tsai accepts Medicare assignment.
Does Dr. Michaela L. Tsai offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Tsai as offering telehealth services.
What is Dr. Michaela L. Tsai's MIPS score?
Dr. Tsai's MIPS final score for performance year 2024 is 87 out of 100, reported as part of a group.
Show 8 more questionsShow fewer questions
How many Medicare patients does Dr. Michaela L. Tsai see?
CMS counts 156 Medicare patients who saw Dr. Tsai in 2024, with an average age of 74.
What services does Dr. Michaela L. Tsai bill to Medicare?
In 2024, Dr. Tsai's most billed Medicare services were medicare service (G2211), office visit, established patient (99214) and office visit, established patient (99215).
Where did Dr. Michaela L. Tsai go to medical school?
Dr. Tsai graduated from Harvard Medical School in 1995.
What drugs does Dr. Michaela L. Tsai prescribe most?
In 2024 Medicare Part D data, Dr. Tsai's most prescribed drugs by claims were Anastrozole, Tamoxifen Citrate and Letrozole.
Has Dr. Michaela L. Tsai received payments from drug or device companies?
CMS Open Payments shows $6,051 in general payments to Dr. Tsai from 6 companies from 2016 to 2025. The largest total came from Genentech, Inc.
How long has Dr. Michaela L. Tsai been practicing?
Dr. Tsai graduated from medical school in 1995, 31 years ago.
Does Dr. Michaela L. Tsai do research?
Dmand AI links 27 publications to Dr. Tsai, published from 2011 to 2024. Dr. Tsai has worked on 11 clinical trials.
Who does Dr. Michaela L. Tsai publish with?
Dr. Tsai's most frequent co-authors are Barbara Susnik, MD (7 shared papers), Sami G. Diab, MD (3 shared papers) and Anne Hudson Blaes, MD (2 shared papers).
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